/**
 * Copyright (C) 2011 Angelo Zerr <angelo.zerr@gmail.com> and Pascal Leclercq <pascal.leclercq@gmail.com>
 *
 * All rights reserved.
 *
 * Permission is hereby granted, free  of charge, to any person obtaining
 * a  copy  of this  software  and  associated  documentation files  (the
 * "Software"), to  deal in  the Software without  restriction, including
 * without limitation  the rights to  use, copy, modify,  merge, publish,
 * distribute,  sublicense, and/or sell  copies of  the Software,  and to
 * permit persons to whom the Software  is furnished to do so, subject to
 * the following conditions:
 *
 * The  above  copyright  notice  and  this permission  notice  shall  be
 * included in all copies or substantial portions of the Software.
 *
 * THE  SOFTWARE IS  PROVIDED  "AS  IS", WITHOUT  WARRANTY  OF ANY  KIND,
 * EXPRESS OR  IMPLIED, INCLUDING  BUT NOT LIMITED  TO THE  WARRANTIES OF
 * MERCHANTABILITY,    FITNESS    FOR    A   PARTICULAR    PURPOSE    AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 * OF CONTRACT, TORT OR OTHERWISE,  ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
package fr.opensagres.xdocreport.converter.internal.osgi;

import org.osgi.framework.BundleActivator;
import org.osgi.framework.BundleContext;

import fr.opensagres.xdocreport.converter.ConverterRegistry;

/**
 * OSGi Activator to initialize/dispose converter registry when bundle
 * start/stop.
 * 
 */
public class Activator implements BundleActivator {

	public void start(BundleContext context) throws Exception {
		ClassLoader backup = Thread.currentThread().getContextClassLoader();
        Thread.currentThread().setContextClassLoader(getClass().getClassLoader());
		ConverterRegistry.getRegistry().initialize();
		Thread.currentThread().setContextClassLoader(backup);
//TODO : discuss with Angelo to behave that way under OSGi context :
//		Collection<String> froms = ConverterRegistry.getRegistry().getFroms();
//		for (String from : froms) {
//			ConverterFrom converterFrom = ConverterRegistry.getRegistry()
//					.getConverterFrom(from);
//			Collection<ConverterTo> tos = converterFrom.getConvertersTo();
//			for (ConverterTo to : tos) {
//				Collection<String> vias = to.getVias();
//				for (String via : vias) {
//					Dictionary<String, String> properties=new java.util.Hashtable<String,String>();
//					properties.put("From", from);
//					properties.put("to", to.getTo());
//					properties.put("via", via);
//				ServiceRegistration registration=	context.registerService(IConverter.class.getName(), 
//							ConverterRegistry.getRegistry().findConverter(from, to.getTo(), via), 
//							properties);
//				
//				}
//
//			}
//		}

	}

	public void stop(BundleContext context) throws Exception {
		ConverterRegistry.getRegistry().dispose();
		//later :
		//registration.unregister();
	}

}
